Solar tub



FIG. 1 is a top perspective view of a solar tub showing the new design.

FIG. 2 is a bottom perspective view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a bottom plan view thereof.

FIG. 5 is a left side view thereof and the right side is a mirror image; and,

FIG. 6 is a front side view thereof and the rear side is a mirror image. 

CLAIM The ornamental design for a solar tub, as shown and described. 